2021 Environmental Protection Ground-Level Ozone 
PA Environment Daily
JANUARY 21, 2022
On January 21, the Department of Environmental Protection announced funding for more than $2.7 Transportation generates 47 percent of nitrogen oxide emissions in Pennsylvania, contributing to the formation of ground-level ozone. It also supports the installation of fueling stations for these vehicles.
PA Environment Daily
OCTOBER 14, 2021
On October 14, the Department of Environmental Protection presented a proposed regulation that would adopt California’s existing Zero Emission Vehicle Program that requires 22 percent of the new passenger and light duty vehicle fleets offered for sale in the state be zero emission vehicles starting in model year 2025.
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PA Environment Daily
MAY 20, 2022
Tom Wolf recognized employees from the departments of Conservation and Natural Resources, Environmental Protection and Transportation with the Governor’s Award for Excellence for environment-related projects. Wolf for exceptional accomplishments in 2021. On May 20, Gov. educational video and efforts to reduce air pollution.
Union of Concerned Scientists
SEPTEMBER 26, 2024
Based on data from the Environmental Protection Agency (EPA) on toxic air and water emissions for a large number of industrial facilities across the US, refineries are the 10 th most toxic industry , in a toxicity ranking list with over 200 grades. Refineries are among the most toxic industries in this country.
Union of Concerned Scientists
MAY 21, 2025
It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. is emitted directly from the tailpipes of gasoline and diesel vehicles, while ozone and even more PM 2.5 Internal combustion vehicles are largely to blame, since PM 2.5
Union of Concerned Scientists
OCTOBER 15, 2024
The Heritage Foundation’s blueprint—Project 2025—to dramatically alter the US Environmental Protection Agency should concern you. This, along with many other chemicals, like diesel particulates and ground-level ozone that form soot and smog, and metals like lead in paint and drinking water, are regulated by the EPA to keep us safe.
Union of Concerned Scientists
MAY 15, 2025
Between 2010 and 2021, not only did the frequency of new warehouse construction rise, but the size of these new warehouses increased by nearly 150 percent compared to the norm. These facilities are largely concentrated around areas with existing logistics infrastructureports, railyards, and the like.
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